Work in progress: indexing and searching

git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1099 fd906abe-77d9-0310-91a1-e0d9ade77398

README.txt

@@ -183,14 +183,21 @@ predicates:
   [(u'has type', '.loops/concepts/hasType'),
       (u'subconcept', '.loops/concepts/standard')]
 
-Searchable Text Adapter
+Index attributes adapter
------------------------
+------------------------
 
   >>> from loops.concept import IndexAttributes
   >>> idx = IndexAttributes(cc2)
   >>> idx.text()
   u'cc2 Zope 3'
   
+  >>> idx.title()
+  u'cc2 Zope 3'
+
+  >>> idx.type()
+  'loops:concept:unknown'
+
+
 Resources and what they have to do with Concepts
 ================================================
 
@@ -259,6 +266,20 @@ below) via the getClients() method:
   >>> conc[0] is cc1
   True
 
+Index attributes adapter
+------------------------
+
+  >>> from loops.resource import IndexAttributes
+  >>> idx = IndexAttributes(doc1)
+  >>> idx.text()
+  u'doc1 Zope Info'
+  
+  >>> idx.title()
+  u'doc1 Zope Info'
+
+  >>> idx.type()
+  'loops:resource:Document'
+
 
 Views/Nodes: Menus, Menu Items, Listings, Pages, etc
 ====================================================

browser/concept.py

@@ -120,18 +120,17 @@ class ConceptView(BaseView):
         if request.get('action') != 'search':
             return []
         searchTerm = request.get('searchTerm', None)
+        searchType = request.get('searchType', None)
+        if searchTerm or searchType:
+            criteria = {}
             if searchTerm:
+                criteria['loops_title'] = searchTerm
+            if searchType:
+                criteria['loops_type'] = (searchType)
             cat = zapi.getUtility(ICatalog)
-            result = cat.searchResults(loops_text=searchTerm)
+            result = cat.searchResults(**criteria)
         else:
-            result = self.loopsRoot.getConceptManager().values()
-        searchType = request.get('searchType', '*')
-        # TODO: query catalog for type
-        if not searchType:
             result = [r for r in result if r.conceptType is None]
-        elif searchType != '*':
-            type = self.loopsRoot.loopsTraverse(searchType)
-            result = [r for r in result if r.conceptType == type]
         return self.viewIterator(result)
 
     @Lazy

browser/node.py

@@ -37,7 +37,7 @@ from zope.security.proxy import removeSecurityProxy
 
 from loops.interfaces import IConcept, IDocument, IMediaAsset
 from loops.resource import MediaAsset
-from loops.target import getTargetTypes
+from loops.target import getTargetTypes, getTargetTypesForSearch
 from loops import util
 from loops.browser.common import BaseView
 from loops.browser.concept import ConceptView
@@ -203,15 +203,29 @@ class ConfigureView(BaseView):
     def targetTypes(self):
         return util.KeywordVocabulary(getTargetTypes())
 
+    def targetTypesForSearch(self):
+        return util.KeywordVocabulary(getTargetTypesForSearch())
+
     @Lazy
     def search(self):
         request = self.request
         if request.get('action') != 'search':
             return []
         searchTerm = request.get('searchTerm', None)
+        searchType = request.get('searchType', None)
+        if searchTerm or searchType:
+            criteria = {}
             if searchTerm:
+                criteria['loops_title'] = searchTerm
+            if searchType:
+                if searchType.endswith('*'):
+                    start = searchType[:-1]
+                    end = start + '\x7f'
+                else:
+                    start = end = searchType
+                criteria['loops_type'] = (start, end)
             cat = zapi.getUtility(ICatalog)
-            result = cat.searchResults(loops_text=searchTerm)
+            result = cat.searchResults(**criteria)
         else:
             result = (list(self.loopsRoot.getConceptManager().values())
                     + list(self.loopsRoot.getResourceManager().values()))

browser/target_macros.pt

@@ -124,8 +124,8 @@
                tal:attributes="value searchTerm" />
         <span i18n:translate="">Type</span>
         <select name="searchType">
-          <option value="*">Any</option>
+          <option>Any</option>
-          <tal:types repeat="type view/targetTypes">
+          <tal:types repeat="type view/targetTypesForSearch">
             <option value=".loops/concepts/topic"
                     i18n:translate=""
                     tal:attributes="value type/token;

concept.py

@@ -308,3 +308,12 @@ class IndexAttributes(object):
         context = self.context
         return ' '.join((zapi.getName(context), context.title,))
 
+    def title(self):
+        return self.text()
+
+    def type(self):
+        context = self.context
+        conceptType = context.conceptType
+        typeName = conceptType is None and 'unknown' or zapi.getName(conceptType)
+        return ':'.join(('loops:concept', typeName,))
+

interfaces.py

@@ -460,7 +460,16 @@ class IIndexAttributes(Interface):
         by an adapter.
     """
 
+    def title():
+        """ Return a text containing title and similar attributes to be
+            indexed by a full-text index.
+        """
+
     def text():
         """ Return a text with all parts to be indexed by a full-text index.
         """
 
+    def type():
+        """ Return a string that identifies the type of the object.
+        """
+

resource.py

@@ -128,6 +128,13 @@ class IndexAttributes(object):
 
     def text(self):
         context = self.context
-        return ' '.join((zapi.getName(context), context.title,))
+        return ' '.join((zapi.getName(context), context.title, context.data)).strip()
 
+    def title(self):
+        context = self.context
+        return ' '.join((zapi.getName(context), context.title,)).strip()
+
+    def type(self):
+        context = self.context
+        return ':'.join(('loops:resource', context.__class__.__name__))
 

target.py

@@ -150,3 +150,11 @@ def getTargetTypes():
             ('loops.resource.Document', _(u'Document')),
             ('loops.resource.MediaAsset', _(u'Media Asset')),
     )
+
+def getTargetTypesForSearch():
+    # TODO: provide full list of concept types
+    return (('loops:concept:*', _(u'Any Concept')),
+            ('loops:resource:Document', _(u'Document')),
+            ('loops:resource:MediaAsset', _(u'Media Asset')),
+    )
+